Event: Wycombe & Hazlemere Club Championship 2022-2023

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Opponent	Rating	Result
Daniel Yarker	1584	1 - 0
Chandri Krishnan	1762	0 - 1

performance = (sum(opponents ratings) + 400(wins-losses)) / games

1673 = (3346 + 400 * (1 - 1)) / 2)